Most companies pick a Claude plan by comparing features and price per seat. The real cost driver is extra usage billing, charged at standard API rates with no penalty premium. Understanding how pooled allocation, three layers of spending controls, and overflow pricing interact completely changes which plan saves you money at scale.
Most enterprises hit Claude rate limits within days of launch. The real challenge is not the limits themselves - it is understanding how token buckets work and optimizing around continuous replenishment instead of fixed resets. Caching, batching, and tiered access are what actually work.
ChatGPT Enterprise promises transformation but delivers complexity. BBVA built nearly 3,000 custom GPTs in five months and most were abandoned. From maintenance nightmares to quality variance, here is the real implementation story.
RAG systems do not create new security risks - they amplify your existing data security posture. OWASP ranked sensitive data disclosure as the number two LLM risk in 2025. Weak access controls become glaringly obvious when your AI can retrieve everything you forgot you had.